with us here on a saturday night. we do begin here, with yet another holiday storm. the one-two punch this year, and tonight, on a weekend when so many are still traveling, a challenge out there. here's the radar at this hour. rain and snow. tonight, it's moving through the ohio valley right into the northeast, from washington up through philly, new york and boston. this is just one of the many scenes on american highways tonight. this is i-83 outside of harrisburg. where several cars collided in the snow. several people were taken to the the hospital. already this evening the flight cancellations are growing, more than 450 and counting. at this hour, triggering a ripple effect as people travel for new year's. so, we begin tonight with abc meteorologist ginger zee. ginger, good evening. >> good evening, david. blustery here. more snow just west of us. 2 or 6 inches of snow, that's on top where they already saw record numbers this week. as millions of us return from family gatherings, or take off for new festivities, another snowstorm is thwarting our trek. in king of prussia, they wer